The answer is the troposphere
Explanation:
When the covalent bonds in a molecule are polarized so that one portion of the molecule experiences a positive charge and the other portion of the molecule experiences a negative charge. This separation of opposite charges creates an electric dipole.
1/6 x 1/6 x 1/6= solve the rest
Helium would be the least I think
C and A because the product of a matter will always be the same and just google A.